Lexus SC300 / Lexus SC400. Manual - part 143
POWER MIRROR CONTROL
SYSTEM
Description
The Power Miror Control System carries out mirror left/right and up/down adjustments electrically when the Mir-
ror Switch is operated. In addition, operation of the Driving Position Memory and Return Switches makes it pos-
sible to store the adjusted position in memory and reproduce each adjustment when desired. The component
parts of this system and their functions are described in the following table.
Parts Name
Function
Outside Rear View
Mirror ECU
The Outside Rear View Mirror ECU is supplied with power from the DOME and RADIO
NO.2 fuses and is connected to the Tilt and Telescopic ECU, Mirror Switch, each
mirror motor and ground.
Rear View Adjustment
Switch
Operation of this switch sends left/right, up/down signals to Outside Rear View Mirror
ECU.
Driving Position Memory
and Return Switches
Memory and return signals are sent to the ECU via the Tilt and Telescopic ECU.
Mirror Motor
These motors operate on current from the Outside Rear View Mirror ECU, moving
the various parts of the mirror directly.
These sensors send signals about the motor positions to the ECU for storing in memory
and during return operation.
Left/Right Select Switch
This switch is used to select operation of the Rear View Adjustment Switch for the
leftor right hand side mirror.
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BODY ELECTRICAL SYSTEM
Power Mirror Control System
BE–183